Full use should be _______the natural resources to combat the energy crisis.
| A．made of | B．had of | C．taken of | D．done with |
_____ entered the office when I realized that I had forgotten to bring my report.
| A．I hardly had | B．Had I hardly | C．Hardly had I | D．Hardly I had |
It is known to all that ____ you exercise regularly, you won’t stay healthy.
| A．because | B．unless | C．now that | D．in case |
Published in 1974,the book was a(n) _____ success and was soon translated into thirteen foreign lanuages.
| A．constant | B．instant | C．confident | D．innocent |
The Medical Research Council said it could not _____ use of the new drug without further tests.
| A．assist | B．acquire | C．accuse | D．approve |
In an interview, don’t say anything negative about your employer---it gives a bad______.
| A．attitude | B．experience | C．decision | D．impression |